NVIDIA GeForce 945M vs NVIDIA GeForce GT 120M Mac Edition

VS

NVIDIA GeForce 945M NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 256MB VRAM GeForce GT 120M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945M 's Advantages

Released 7 years and 4 months late

Boost Clock1189MHz

More VRAM (1024GB vs 256GB)

352 additional rendering cores

NVIDIA GeForce GT 120M Mac Edition 's Advantages

Larger VRAM bandwidth (25.34GB/s vs 16.02GB/s)

Lower TDP (14W vs 23W)

Score

Benchmark

FP32 (float)

GeForce 945M +1041%

0.913 TFLOPS

GeForce GT 120M Mac Edition

0.08 TFLOPS

GeForce 945M

VS

GeForce GT 120M Mac Edition

Graphics Card

Apr 2016

Release Date

Dec 2008

GeForce 900M

Generation

GeForce 100M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1001 MHz

Memory Clock

792 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

25.34GB/s

Render Config

-

SM Count

4

-

Compute Units

-

384

Shading Units

32

24

TMUs

16

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

32 KB

Theoretical Performance

9.512 GPixel/s

Pixel Rate

4.000 GPixel/s

28.54 GTexel/s

Texture Rate

8.000 GTexel/s

-

FP16 (half)

-

913.2 GFLOPS

FP32 (float)

80.00 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

G96C

-

GPU Variant

-

Maxwell

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

Unknown

Transistors

0.314 billion

Unknown

Die Size

121 mm²

Board Design

23W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.1

5.1

Shader Model

4.0

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